张学良将军由一个几十万“剿共”大军的统帅,转变成为国民党营垒中的第二次国共合作之首倡者与实行者,并为此付出了极大的牺牲,成为中华民族的千古功臣、民族英雄。他这一伟大的思想转变,是有其主客观原因的。本文就此问题加以探讨,以就教于史学界的同事。张学良将军虽成长于封建军阀家庭,但他所处的社会环境却是中国民族民主革命兴起之时。帝国主义列强加紧瓜分中国,利 General Zhang Xueliang was transformed into a commander and implementer of the second Kuomintang-Communist cooperation in the camp of the KMT by a commander of hundreds of thousands of “suppression” communists and made great sacrifices to that end to become a hero of the Chinese nation, national hero. His great change of mind has its own subjective and objective reasons. This article explores this issue in order to teach colleagues in history. Although General Zhang Xueliang grew up in the feudal warlord family, his social environment was the rise of China’s national democratic revolution. The imperialist powers are stepping up efforts to divide China and Libya